National Museum of Nuclear Science & History
Rachel Gilbreath was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
George Kehl was a metallurgist and professor at Columbia University’s School of Mines. He worked at Los Alamos on the Manhattan Project.
Howard Braasch was a laborer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Donald Mueller (1907-2004) was an American physicist. Mueller was born in Cincinnati. He earned a B.S.
